Toro 74918, 74930, 74926, 74928, 78926 Operator's Manual

FormNo.3400-714RevA

ZMaster

®

Professional5000or

6000SeriesRidingMower

with52in,60in,or72inTURBOFORCE
DischargeMower

ModelNo.74906—SerialNo.316000001andUp
ModelNo.74918—SerialNo.316000001andUp
ModelNo.74926—SerialNo.316000001andUp
ModelNo.74928—SerialNo.316000001andUp
ModelNo.74930—SerialNo.316000001andUp
ModelNo.78926—SerialNo.316000001andUp
ModelNo.78928—SerialNo.316000001andUp

®

Side

Registeratwww.T oro.com.
OriginalInstructions(EN)

*3400-714*A

WARNING

CALIFORNIA

Proposition65Warning

Thisproductcontainsachemicalorchemicals

knowntotheStateofCaliforniatocausecancer,

birthdefects,orreproductiveharm.

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

ThissparkignitionsystemcomplieswithCanadianICES-002

ItisaviolationofCaliforniaPublicResourceCode
Section4442or4443touseoroperatetheengineonany
forest-covered,brush-covered,orgrass-coveredlandunless
theengineisequippedwithasparkarrester,asdenedin
Section4442,maintainedineffectiveworkingorderorthe
engineisconstructed,equipped,andmaintainedforthe
preventionofre.

Theenclosed

Engine Owner's Man ual

informationregardingtheUSEnvironmentalProtection
Agency(EPA)andtheCaliforniaEmissionControl
Regulationofemissionsystems,maintenance,and
warranty.Replacementsmaybeorderedthroughthe
enginemanufacturer.

issuppliedfor

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafety-alertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.

Introduction

Thisrotary-blade,ridinglawnmowerisintendedtobeused
byresidentialhomeownersorprofessional,hiredoperators.
Itisdesignedprimarilyforcuttinggrassonwell-maintained
lawnsonresidentialorcommercialproperties.Itisnot
designedforcuttingbrushorforagriculturaluses.

Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.

YoumaycontactTorodirectlyatwww .Toro.comforproduct
safetyandoperationtrainingmaterials,accessoryinformation,
helpndingadealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineT oroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourproductready.Figure1identiesthelocationofthe
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.

Figure2

1.Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.

©2015—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Contactusatwww.Toro.com.

2

PrintedintheUSA

AllRightsReserved

Contents

Safety...........................................................................4

SafeOperatingPractices...........................................4

SlopeIndicator.......................................................6

SafetyandInstructionalDecals.................................7

ProductOverview.........................................................13

Controls...............................................................13

Specications........................................................14

Operation....................................................................15

AddingFuel...........................................................15

CheckingtheEngine-OilLevel.................................16

BreakinginaNewMachine......................................16

UsingtheRolloverProtectionSystem(ROPS)............16

ThinkSafetyFirst...................................................17

OperatingtheParkingBrake....................................18

OperatingtheMowerBlade-ControlSwitch

(PTO)...............................................................18

OperatingtheThrottle............................................19

OperatingtheIgnitionSwitch..................................19

UsingtheFuel-ShutoffValve...................................19

StartingandStoppingtheEngine..............................19

TheSafety-InterlockSystem....................................20

DrivingForwardorBackward..................................21

StoppingtheMachine.............................................22

AdjustingtheHeightofCut.....................................22

AdjustingtheAnti-ScalpRollers...............................23

AdjustingtheFlowBafeCamLocks........................24

PositioningtheFlowBafe......................................24

PositioningtheSeat................................................25

UnlatchingtheSeat.................................................25

ChangingtheSeatSuspension..................................26

UsingtheDrive-Wheel-ReleaseValves.......................26

UsingtheSideDischarge.........................................26

TransportingtheMachine........................................27

LoadingtheMachine..............................................27

OperatingTips......................................................29

Maintenance.................................................................30

RecommendedMaintenanceSchedule(s)......................30

Lubrication...............................................................31

LubricatingtheMachine..........................................31

GreasingtheMower...............................................31

LubricatetheCasterWheelHubs..............................33

EngineMaintenance..................................................34

ServicingtheAirCleaner.........................................34

ServicingtheEngineOil..........................................35

ServicingtheSparkPlugs.........................................38

CheckingtheSparkArrester.....................................40

FuelSystemMaintenance...........................................40

ServicingtheElectronicFuelInjection

System..............................................................40

ReplacingtheLow-PressureFuelFilter......................40

ServicingtheHigh-PressureFuelFilter......................41

ServicingtheFuelTank...........................................41

ElectricalSystemMaintenance....................................41

ServicingtheBattery...............................................41

ServicingtheFuses.................................................43

Jump-StartingtheMachine......................................43

DriveSystemMaintenance.........................................44

CheckingtheSeatBelt.............................................44

CheckingtheRollover-Protection-System(ROPS)

Knobs...............................................................44

AdjustingtheTracking............................................45

CheckingtheTirePressure......................................45

CheckingtheWheelLugNuts..................................46

CheckingtheWheelHubSlottedNut........................46

AdjustingtheCasterPivotBearing............................46

UsingtheClutchShim............................................46

CoolingSystemMaintenance......................................48

CleaningtheEngineScreenandEngine-Oil

Cooler...............................................................48

CleaningtheEngineCoolingFinsand

Shrouds.............................................................48

CheckandCleantheHydraulic-UnitShrouds.............49

BrakeMaintenance....................................................50

AdjustingtheParkingBrake.....................................50

BeltMaintenance......................................................51

InspectingtheBelts................................................51

ReplacingtheMowerBelt........................................51

ReplacingtheHydraulicPumpDriveBelt...................52

ControlsSystemMaintenance.....................................53

AdjustingtheControl-HandlePosition......................53

AdjustingtheMotion-ControlLinkage......................53

AdjustingtheMotion-ControlDamper.....................54

AdjustingtheMotion-ControlNeutral-Lock

Pivot.................................................................54

HydraulicSystemMaintenance....................................55

ServicingtheHydraulicSystem.................................55

MowerDeckMaintenance...........................................57

LevelingtheMowerDeck........................................57

ServicingtheCuttingBlades.....................................60

RemovingtheMowerDeck.....................................62

ReplacingtheGrassDeector..................................64

Cleaning...................................................................64

CleaningundertheMower.......................................64

DisposingofWaste.................................................64

Storage........................................................................65

CleaningandStorage..............................................65

Troubleshooting...........................................................66

Schematics...................................................................69

3

Safety

Improperlyusingormaintainingthemachinecanresult
ininjury.Toreducethepotentialforinjury,complywith
thesesafetyinstructionsandalwayspayattentiontothe
safetyalertsymbol,whichmeans

Danger

withtheinstructionmayresultinpersonalinjuryor
death.

Thisproductiscapableofamputatinghandsandfeetand
throwingobjects.Alwaysfollowallsafetyinstructionsto
avoidseriousinjuryordeath.

Thisproductisdesignedforcuttingandrecyclinggrassor,
whenequippedwithagrassbagger,forcatchingcutgrass.
Anyuseforpurposesotherthanthesecouldprovedangerous
totheuserandbystanders.

—personalsafetyinstruction.Failuretocomply

SafeOperatingPractices

ThefollowinginstructionsareadaptedfromANSI
B71.4-2012.

Training

•ReadtheOperator'sManualandothertrainingmaterial.If

theoperator(s)ormechanic(s)cannotreadorunderstand
theinformationitistheowner'sresponsibilitytoexplain
thismaterialtothem.

•Becomefamiliarwiththesafeoperationoftheequipment,

operatorcontrols,andsafetysigns.

•Alloperatorsandmechanicsshouldbetrained.The

ownerisresponsiblefortrainingtheusers.

•Neverletchildrenoruntrainedpeopleoperateorservice

theequipment.Localregulationsmayrestricttheageof
theoperator.

•Theowner/usercanpreventandisresponsiblefor

accidentsorinjuriesoccurringtopeopleordamageto
property.

Preparation

•Evaluatetheterraintodeterminewhataccessoriesand

attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.

•Wearappropriateclothingincludingsubstantial

slip-resistantfootwear,safetyglasses,andhearing
protection.Tielonghairbackanddonotwearjewelry.

•Inspecttheareawheretheequipmentistobeusedand

removeallobjectssuchasrocks,toys,andwirewhichcan
bethrownbythemachine.

•Checkthatoperator'spresencecontrols,safetyswitches,

andshieldsareattachedandfunctioningproperly.Donot
operateunlesstheyarefunctioningproperly.

Caution, W ar ning ,

Operation

•Lightningcancausesevereinjuryordeath.Iflightning

isseenorthunderisheardinthearea,donotoperate
themachine;seekshelter.

or

•Neverrunanengineinanenclosedarea.

•Onlyoperateingoodlight,keepingawayfromholesand

hiddenhazards.

•Besurealldrivesareinneutralandparkingbrakeis

engagedbeforestartingtheengine.Onlystarttheengine
fromtheoperator'sposition.

•Besureofyourtractionwhileusingthismachine,

especiallywhenbackingup.Walk;donotrun.Never
operateonwetgrass.Reducedfootingcouldcause
slipping.

•Slowdownanduseextracareonhillsides.Besureto

travelsidetosideonhillsides.Turfconditionscanaffect
thestabilityofthemachine.Usecautionwhileoperating
neardrop-offs.

•Slowdownandusecautionwhenmakingturnsandwhen

changingdirectionsonslopes.

•Neverraisedeckwiththebladesrunning.

•NeveroperatewiththePTOshieldorotherguardsnot

securelyinplace.Besureallinterlocksareattached,
adjustedproperly ,andfunctioningproperly.

•Neveroperatewiththedischargedeectorraised,

removedoraltered,unlessusingagrasscatcher.

•Donotchangetheenginegovernorsettingoroverspeed

theengine.

•Stoponlevelground,disengagedrives,engagethe

parkingbrake(ifprovided),andshutofftheenginebefore
leavingtheoperator'spositionforanyreason,including
emptyingthecatchersoruncloggingthechute.

•Stopequipmentandinspectbladesafterstrikingobjects

orifanabnormalvibrationoccurs.Makenecessary
repairsbeforeresumingoperations.

•Keephandsandfeetawayfromthecuttingunit.

•Lookbehindanddownbeforebackinguptobesureof

aclearpath.

•Nevercarrypassengersonthemachine.

•Keeppetsandbystandersaway .

•Slowdownandusecautionwhenmakingturnsand

crossingroadsandsidewalks.Stopbladesifnotmowing.

•Beawareofthemowerdischargedirectionanddonot

pointitatanyone.

•Donotoperatethemowerundertheinuenceofalcohol

ordrugs.

•Usecarewhenloadingorunloadingthemachineinto

orfromatrailerortruck.

•Usecarewhenapproachingblindcorners,shrubs,trees,

orotherobjectsthatmayobscurevision.

4

RolloverProtectionSystem
(ROPS)—UseandMaintenance

•TheROPSisanintegralandeffectivesafetydevice.Keep

afoldingROPSintheraisedandlockedpositionanduse
theseatbeltwhenoperatingthemachine.

•LowerafoldingROPStemporarilyonlywhenabsolutely

necessary.Donotweartheseatbeltwhenfoldeddown.

•Beawarethereisnorolloverprotectionwhenafolded

ROPSisinthedownposition.

•Iffuelisspilledonclothing,changeclothingimmediately.

•Neveroverllfueltank.Replacefuelcapandtighten

securely.

MaintenanceandStorage

•Disengagedrives,settheparkingbrake,stoptheengine

andremovethekeyordisconnectthespark-plugwire.
Waitforallmovementtostopbeforeadjusting,cleaning
orrepairingthemachine.

•Becertainthattheseatbeltcanbereleasedquicklyin

theeventofanemergency.

•Checktheareatobemowedandneverfolddowna

foldingROPSinareaswherethereareslopes,dropoffs
orwater.

•Checkcarefullyforoverheadclearances(i.e.branches,

doorways,electricalwires)beforedrivingunderany
objectsanddonotcontactthem.

•KeeptheROPSinsafeoperatingconditionby

periodicallythoroughlyinspectingfordamageand
keepingallmountingfastenerstight.

•ReplaceadamagedROPS.Donotrepairorrevise.

•DonotremovetheROPS.

•AnyalterationstoaROPSmustbeapprovedbythe

manufacturer.

SafeHandlingofFuels

•Toavoidpersonalinjuryorpropertydamage,use

extremecareinhandlinggasoline.Gasolineisextremely
ammableandthevaporsareexplosive.

•Extinguishallcigarettes,cigars,pipes,andothersources

ofignition.

•Useonlyanapprovedfuelcontainer.

•Neverremovefuelcaporaddfuelwiththeengine

running.

•Allowenginetocoolbeforerefueling.

•Neverrefuelthemachineindoors.

•Neverstorethemachineorfuelcontainerwherethereis

anopename,spark,orpilotlightsuchasonawater
heateroronotherappliances.

•Cleangrassanddebrisfromthecuttingunit,thedrives,

themufers,andtheenginetohelppreventres.Clean
upoilorfuelspillage.

•Lettheenginecoolbeforestoringanddonotstorenear

ame.

•Shutoffthefuelwhilestoringortransporting.Donot

storefuelnearamesordrainindoors.

•Parkthemachineonlevelground.Settheparkingbrake.

Neverallowuntrainedpersonneltoservicethemachine.

•Usejackstandstosupportcomponentswhenrequired.

•Carefullyreleasepressurefromcomponentswithstored

energy.

•Disconnectthebatteryorthespark-plugwirebefore

makinganyrepairs.Disconnectthenegativeterminal
rstandthepositivelast.Connectthepositiverstand
negativelast.

•Usecarewhencheckingtheblades.Wraptheblade(s)

orwearthickly-paddedgloves,andusecautionwhen
servicingthem.Onlyreplaceblades.Neverstraighten
orweldthem.

•Keephandsandfeetawayfrommovingparts.Ifpossible,

donotmakeadjustmentswiththeenginerunning.

•Keepallpartsingoodworkingconditionandallhardware

tightened.Replaceallwornordamageddecals.

•Tobestprotectyourinvestmentandmaintainoptimal

performanceofyourToroequipment,countonToro
genuineparts.Whenitcomestoreliability,Torodelivers
replacementpartsdesignedtotheexactengineering
specicationsofourequipment.Forpeaceofmind,insist
onTorogenuineparts.

•Neverllcontainersinsideavehicleoronatruckor

trailerbedwithaplasticliner.Alwaysplacecontainerson
thegroundawayfromyourvehiclebeforelling.

•Removeequipmentfromthetruckortrailerandrefuelit

ontheground.Ifthisisnotpossible,thenrefuelsuch
equipmentwithaportablecontainer,ratherthanfroma
fueldispensernozzle.

•Keepthenozzleincontactwiththerimofthefueltank

orcontaineropeningatalltimesuntilfuelingiscomplete.

•Donotuseanozzlelockopendevice.

Hauling

•Usecarewhenloadingorunloadingthemachineintoa

trailerortruck.

•Usefullwidthrampsforloadingthemachineintoatrailer

ortruck.

•Tiethemachinedownsecurelyusingstraps,chains,cable,

orropes.Bothfrontandrearstrapsshouldbedirected
downandoutwardfromthemachine.

5

SlopeIndicator

G011841

Figure3

Thispagemaybecopiedforpersonaluse.

1.Themaximumslopeyoucansafelyoperatethemachineonis15degrees.Usetheslopecharttodeterminethedegreeofslope
ofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthan15degrees.Foldalongtheappropriateline
tomatchtherecommendedslope.

2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.

3.Exampleofhowtocompareslopewithfoldededge.

6

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.

58-6520

1.Grease

93-7818

1.Warning—readtheOperator'sManualforinstructionson
torquingthebladebolt/nutto115-149N-m(85-110ft-lb).

106-2655

1.Warning-donottouchorapproachmovingbelts;remove
theignitionkeyandreadtheinstructionsbeforeservicing
orperformingmaintenance.

106-5517

1.Warning—donottouchthehotsurface.

99-8936

1.Machinespeed4.Neutral

2.Fast5.Reverse

3.Slow

7

107-3069

1.Warning-thereisnorolloverprotectionwhentherollbaris
down.

2.Toavoidinjuryordeathfromarolloveraccident,keepthe
rollbarinthefullyraisedandlockedpositionandwear
theseatbelt.Lowertherollbaronlywhenabsolutely
necessary;donotweartheseatbeltwhentherollbaris
down.

3.ReadtheOperator’smanual;driveslowlyandcarefully.

110-2068

1.ReadtheOperator'sManual.

112-9028

1.Warning—stayawayfrommovingparts;keepallguardsin
place.

114-4466

1.Main,25A

2.PTO,10A

3.Charge,25A

4.Auxiliary,15A

110-2067

115-7445

1.Greasepulleysandspindles

2.Maintenanceinterval—50hours

8

116-1716

1.Fuel6.Hourmeter

2.Empty

3.Half

4.Full9.Neutral

5.Battery

7.PTO

8.Parkingbrake

10.Operator-presenceswitch

116-4858

117-0346

1.Fuelleakhazard—readtheOperator'sManual;donot
attempttoremovetherollbar;donotweld,drillormodify
therollbarinanyway.

116-5988

1.Parkingbrake—engaged2.Parking
brake—disengaged

116-8726

1.ReadtheOperator’sManualforrecommendedhydrooil.

117-3848

1.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine

2.Thrownobjecthazard,mower-donotoperatewithoutthe
deector,dischargecoverorgrasscollectionsystemin
place.

3.Cutting/dismembermentofhandorfoot—stayawayfrom
movingparts;keepallguardsandshieldsinplace.

9

1.ReadtheOperator’s

Manual.

117-3864

2.Filltobottomofllerneck;

126-2055

1.Wheellugnuttorque129N∙m(95ft-lb)(4x)

2.Wheelhubnuttorque319N∙m(235ft-lb)

3.ReadandunderstandtheOperator’sManualbefore
performinganymaintenance,checktorqueafterrst100
hoursthenevery500hoursthereafter.

warning—donotoverll
thetank.

120–5899

1.PTO(PowerTake-off)3.Continuousvariable

2.Slow

setting

4.Fast

121–7586

1.Fast

2.Variablespeedcontrol

3.Slow

4.Powertake-off(PTO)

1.ReadtheOperator’s

manual

2.Lock

126-4398

3.Unlock

10

BatterySymbols

Someorallofthesesymbolsareonyourbattery

1.ReadtheOperator's

2.Height-of-cut

Manual.

127-0326

3.Removethekeyfrom
theignitionandreadthe
Operator'sManualbefore
performingmaintenance
orservicingthemachine.

1.Explosionhazard

2.Nore,opename,or
smoking

3.Causticliquid/chemical
burnhazard

4.Weareyeprotection9.Flusheyesimmediately

5.ReadtheOperator's

Manual.

6.Keepbystandersasafe
distancefromthebattery.

7.Weareyeprotection;
explosivegasescan
causeblindnessandother
injuries

8.Batteryacidcancause
blindnessorsevereburns.

withwaterandgetmedical
helpfast.

10.Containslead;donot
discard.

Manufacturer'sMark

1.Indicatesthebladeisidentiedasapartfromtheoriginal
machinemanufacturer.

125–9383

1.Checkhydraulicoilevery50operatinghours.3.Checkthetirepressureevery50operatinghours.

2.ReadtheOperator’sManualforinformationonlubricating
themachine.

4.ReadtheOperator’sManualbeforeservicingorperforming
maintenance.

11

132-0871

1.Warning—readtheOperator’sManual;donotoperatethe
machineunlessyouaretrained;wearhearingprotection.

2.Cuttingandpinchinghazard—keephandsandfeetawayfrom
movingparts;keepallguardsandshieldsinplace.

3.Thrownobjecthazard—keepbystandersaway .6.Tippinghazardonslopes—donotuseonslopesnearopen

4.Ramphazard—whenloadingontoatrailer,donotusedual
ramps;onlyuseasingularrampwideenoughforthemachine
andthathasaninclinelessthan15degrees;backupthe
ramp(inreverse)anddriveforwardofftheramp.

5.Bodilyharmhazard—lookbehindyouwhenmowingin
reverse.

water;donotuseonslopesgreaterthan15degrees.

12

ProductOverview

g027333

g0131 12

1

2

3

4

5

6

25

25

10

15

C

H

ECK

ENG

IN

E

FuelGauge

Thefuelgaugeislocatedwiththehourmeter,andthebars
lightupwhentheignitionswitchison(Figure6).

Theindicatorlightappearswhenthefuellevelis
low—approximately3.8L(1USgallon)remaininginthe
fueltank.

Figure4

1.Height-of-cutdecklift
pedal

2.Transportlock

3.Parking-brakelever8.Fuelcap

4.Controls

5.Motion-controllevers

6.Rollbar

7.Seatbelt

9.Mowerdeck

10.Casterwheel

Controls

Becomefamiliarwithallthecontrolsbeforeyoustartthe
engineandoperatethemachine(Figure4andFigure5).

Figure5

1.PTOSwitch

2.Throttlecontrol5.Ignitionswitch

3.Malfunctionindicatorlight
(MIL)

4.Hour
meter/Safety-interlock
display/Fuelgauge

6.Fuses

Figure6

1.Fuelgauge(bars)4.Safety-interlocksymbols

2.Batterylight

3.Hourmeter

5.Low-fuelindicatorlight

HourMeter

Thehourmeterrecordsthenumberofhourstheenginehas
operated.Itoperateswhentheengineisrunning.Usethese
timesforschedulingregularmaintenance(Figure6).

Safety-InterlockIndicators

Therearesymbolsonthehourmeterwhichindicatewitha
blacktrianglethattheinterlockcomponentisinthecorrect
position(Figure6).

BatteryIndicatorLight

WhentheignitionkeyisinitiallyturnedtotheRunposition
forafewseconds,thebatteryvoltagewillbedisplayedinthe
areawherethehoursarenormallydisplayed.

Thebatterylightturnsonwhentheignitionisturnedonand
whenthechargeisbelowthecorrectoperatinglevel(Figure

6).

ThrottleControl

ThethrottlecontrolisvariablebetweenFastandSlow.

Blade-ControlSwitch(PTO)

Theblade-controlswitch(PTO)isusedtoengagetheelectric
clutchanddrivethemowerblades.Pulltheswitchupto
engagethebladesandrelease.Todisengagetheblades,
pushtheblade-controlswitch(PTO)downormovea
motion-controlleverintotheneutrallockposition.

13

IgnitionSwitch

Length:

Thisswitchisusedtostartthemowerengineandhas3
positions:START,RUNandOFF.

Motion-ControlLevers

Themotion-controlleversareusedtodrivethemachine
forward,reverse,andturneitherdirection.

Neutral-LockPosition

Usetheneutral-lockpositionwiththesafety-interlocksystem
toengageandtodetermineNEUTRALposition.

Fuel-ShutoffValve

Closethefuel-shutoffvalve(undertheseat)when
transportingorstoringthemower.

ElectronicControlUnitMalfunction
IndicatorLight

Theelectroniccontrolunit(ECU)continuouslymonitorsthe
operationoftheEFIsystem.

52-inchDeck60-inchDeck72-inchDeck

RollBar—Up

Roll
Bar—Down

201cm(79
inches)

206cm(81
inches)

211.1cm
(83.1inches)

215.4cm
(84.8inches)

Height:

RollBar—UpRollBar—Down

179.1cm(70.5inches)118.9cm(46.8inches)

Weight:

ModelWeight

74906

74926,78926,and74930

74918,74928,and78928

533kg(1,174lb)

569kg(1,255lb)

612kg(1,350lb)

218.7cm
(86.1inches)

223.0cm
(87.8inches)

Ifthesystemdetectsaproblemorfault,themalfunction
indicatorlight(MIL)illuminates.

TheMIListheredlightlocatedintherightconsolepanel.

IftheMILilluminates,performtheinitialtroubleshooting
checks;refertotheMILsectioninTroubleshooting(page66).

Ifthesechecksdonotcorrecttheproblem,furtherdiagnosis
andservicingbyanAuthorizedServiceDealerisnecessary.

Attachments/Accessories

AselectionofToroapprovedattachmentsandaccessoriesis
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww .Toro.comforalistofallapproved
attachmentsandaccessories.

Specications

Note:Specicationsanddesignaresubjecttochange

withoutnotice.

Width:

52-inchDeck60-inchDeck72-inchDeck

WithoutDeck

DeectorUp146cm(58

Deector
Down

116cm(46
inches)

inches)

172cm(68
inches)

134.6cm
(53.0inches)

156.8cm
(61.7inches)

192.2cm
(75.7inches)

150.1cm
(59.1inches)

187cm(73.6
inches)

222.4cm
(87.6inches)

14

Operation

Note:Determinetheleftandrightsidesofthemachine

fromthenormaloperatingposition.

DANGER

Incertainconditionsduringfueling,static
electricitycancauseasparkwhichcanignitethe
gasolinevapors.Areorexplosionfromgasoline
canburnyouandothersandcandamageproperty.

AddingFuel

•Forbestresults,useonlyclean,fresh(lessthan30days

old),unleadedgasolinewithanoctaneratingof87or
higher((R+M)/2ratingmethod).

•Ethanol:Gasolinewithupto10%ethanol(gasohol)

or15%MTBE(methyltertiarybutylether)byvolume
isacceptable.EthanolandMTBEarenotthesame.
Gasolinewith15%ethanol(E15)byvolumeisnot
approvedforuse.Neverusegasolinethatcontainsmore
than10%ethanolbyvolume,suchasE15(contains15%
ethanol),E20(contains20%ethanol),orE85(contains
upto85%ethanol).Usingunapprovedgasolinemay
causeperformanceproblemsand/orenginedamage
whichmaynotbecoveredunderwarranty.

•Donotusegasolinecontainingmethanol.

•Donotstorefueleitherinthefueltankorfuelcontainers

overthewinterunlessafuelstabilizerisused.

•Donotaddoiltogasoline.

DANGER

Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.

•Fillthefueltankoutdoors,inanopenarea,
whentheengineiscold.Wipeupanygasoline
thatspills.

•Neverllthefueltankinsideanenclosedtrailer.

•Donotllthefueltankcompletelyfull.Add
gasolinetothefueltankuntilthelevelis6to13
mm(1/4to1/2inch)belowthebottomofthe
llerneck.Thisemptyspaceinthetankallows
gasolinetoexpand.

•Neversmokewhenhandlinggasoline,andstay
awayfromanopenameorwheregasoline
fumesmaybeignitedbyaspark.

•Storegasolineinanapprovedcontainerand
keepitoutofthereachofchildren.Neverbuy
morethana30-daysupplyofgasoline.

•Donotoperatewithouttheentireexhaust
systeminplaceandinproperworkingcondition.

•Alwaysplacegasolinecontainersontheground
awayfromyourvehiclebeforelling.

•Donotllgasolinecontainersinsideavehicleor
onatruckortrailerbed,becauseinteriorcarpets
orplastictruck-bedlinersmayinsulatethe
containerandslowthelossofanystaticcharge.

•Whenpractical,removegas-poweredequipment
fromthetruckortrailerandfueltheequipment
withthewheelsontheground.

Ifthisisnotpossible,thenfuelsuchequipment
onatruckortrailerfromaportablecontainer,
ratherthanfromagasoline-dispensernozzle.

•Ifagasolinedispensermustbeused,keepthe
nozzleincontactwiththerimofthefueltank
orcontaineropeningatalltimesuntilfuelingis
complete.

WARNING

Gasolineisharmfulorfatalifswallowed.Long-term
exposuretovaporscancauseseriousinjuryand
illness.

•Avoidprolongedbreathingofvapors.

•Keepfaceawayfromnozzleandgastankor
conditionerbottleopening.

•Avoidcontactwithskin;washoffspillswith
soapandwater.

UsingFuelStabilizer/Conditioner

Useafuelstabilizer/conditionerinthemachinetokeepthe
fuelfreshduringstorageof90daysorless.Ifyouarestoring
themachineforlonger,drainthefueltank;refertoServicing

theFuelTank(page41).

Important:Donotusefueladditivescontaining
methanolorethanol.

Addthecorrectamountoffuelstabilizer/conditionertothe
fuel,andfollowthedirectionsofthemanufacturer.

Note:Fuelstabilizer/conditionerismosteffectivewhen
mixedwithfreshgasoline.Tominimizethechanceofvarnish
depositsinthefuelsystem,usefuelstabilizeratalltimes.

15

FillingtheFuelTank

G009189

1.Parkthemachineonlevelground.

2.Shuttheengineoffandsettheparkingbrake.

3.Cleanaroundthefuel-tankcapandremoveit.Add
regularunleadedgasolinetothefueltankuntilthelevel
is6to13mm(1/4to1/2inch)belowthebottom
ofthellerneck.Thisspaceinthetankallowsthe
gasolinetoexpand.Donotllthefueltankcompletely
full;referto(Figure7).

BreakinginaNewMachine

Newenginestaketimetodevelopfullpower.Mowerdecks
anddrivesystemshavehigherfrictionwhennew,placing
additionalloadontheengine.Allow40to50hoursof
break-intimefornewmachinestodevelopfullpowerand
bestperformance.

UsingtheRolloverProtection System(ROPS)

WARNING

Toavoidinjuryordeathfromrollover:keeptheroll
barinthefullyraisedlockedpositionandusethe
seatbelt.

Ensurethattherearpartoftheseatissecuredwith
theseatlatch.

WARNING

Thereisnorolloverprotectionwhentherollbaris
inthedownposition.

•Lowertherollbaronlywhenabsolutely
necessary.

•Donotweartheseatbeltwhentherollbaris
inthedownposition.

•Driveslowlyandcarefully.

•Raisetherollbarassoonasclearancepermits.

•Checkcarefullyforoverheadclearances(i.e.,
branches,doorways,electricalwires)before
drivingunderanyobjects,anddonotcontact
them.

Important:Lowertherollbaronlywhenabsolutely
necessary.

1.Tolowertherollbar,applyforwardpressuretothe
upperpartoftherollbar.

2.Pullbothknobsoutandrotatethem90°sothatthey
arenotengaged(Figure8).

Figure7

CheckingtheEngine-OilLevel

Beforeyoustarttheengineandusethemachine,check
theoillevelintheenginecrankcase;refertoCheckingthe

Engine-OilLevel(page35).

3.Lowertherollbartothedownposition(Figure8).

16

ThinkSafetyFirst

Pleasereadallsafetyinstructionsandsymbolsinthesafety
section.Knowingthisinformationcouldhelpyouor
bystandersavoidinjury.

DANGER

Operatingthemachineonwetgrassorsteepslopes
cancauseslidingandlossofcontrol.

•Donotoperateonslopesgreaterthan15degrees.

•Reducespeedanduseextremecautionon
slopes.

•Donotoperatethemachinenearwater.

DANGER

Wheelsdroppingoveredgescancauserollovers,
whichmayresultinseriousinjury,death,or
drowning.

Donotoperatethemachineneardrop-offs.

Figure8

1.ROPSknob

2.PullROPSknoboutand
rotate90degrees

3.Rollbarintheupright
position

4.Rollbarinthefolded
position

4.Toraisetherollbar,raisetherollbartotheoperate
position,rotatetheknobssothattheymovepartially
intothegrooves(Figure8).

5.Raisetherollbartothefulluprightpositionwhile
pushingontheupperrollbarandthepinswillsnap
intopositionwhentheholesalignwiththepins(Figure

8).Pushontherollbarandensurethatbothpinsare

engaged.

Important:Alwaysusetheseatbeltwiththeroll
barinthefullyraisedposition.

DANGER

Operatingthemachinewhiletherollbarisdown
mayleadtoseriousinjuryordeathintheeventofa
rollover.

Alwayskeeptherollbarinthefullyraisedand
lockedpositionandusetheseatbelt.

Figure9

1.SafeZone—usethe
ZMasterhereonslopes
lessthan15degreesor
atareas.

2.DangerZone—usea
walk-behindmowerand/or
ahandtrimmeronslopes
greaterthan15degrees,
neardrop-offsandwater.

3.Water

17

CAUTION

G009027

1

2

g027334

g027335

G008945

G009174

Thismachineproducessoundlevelsinexcessof
85dBAattheoperator’searandcancausehearing
lossthroughextendedperiodsofexposure.

Wearhearingprotectionwhenoperatingthis
machine.

Theuseofprotectiveequipmentforeyes,ears,hands,feet,
andheadisrecommended.

Figure10

1.Wearsafetyglasses

2.Wearhearingprotection

ReleasingtheParkingBrake

Figure12

OperatingtheMower Blade-ControlSwitch(PTO)

Theblade-controlswitch(PTO)startsandstopsthemower
bladesandanypoweredattachments.

OperatingtheParkingBrake

Alwayssettheparkingbrakewhenyoustopthemachineor
leaveitunattended.

SettingtheParkingBrake

WARNING

Theparkingbrakemaynotholdamachineparked
onaslopeandcouldcausepersonalinjuryor
propertydamage.

Donotparkthemachineonslopesunlessthe
wheelsarechockedorblocked.

EngagingtheBlade-ControlSwitch
(PTO)

Note:Engagingtheblade-controlswitch(PTO)withthe

throttlepositionathalforlesswillcauseexcessivewearto
thedrivebelts.

Figure13

DisengagingtheBlade-ControlSwitch
(PTO)

Figure11

Figure14

18

OperatingtheThrottle

G008946

START

RUN

STOP

G008947

G008948

1

2

YoucanmovethethrottlecontrolbetweenFASTandSLOW
positions(Figure15).

AlwaysusetheFASTpositionwhenturningonthemower
deckwiththeblade-controlswitch(PTO).

Figure15

OperatingtheIgnitionSwitch

1.TurntheignitionkeytotheSTARTposition(Figure16).

Note:Whentheenginestarts,releasethekey .

Important:Donotengagethestarterformore

than5secondsatatime.Iftheenginefailsto
start,wait15secondsbetweenattempts.Failureto
followtheseinstructionscanburnoutthestarter
motor.

Note:Youmayneedmultipleattemptstostartthe
enginewhenyoustartitthersttimeafterthefuel
systemhasbeenwithoutfuelcompletely.

Figure17

1.On2.Off

StartingandStoppingthe Engine

StartingtheEngine

Important:Donotengagestarterformorethan5

secondsatatime.Iftheenginefailstostartallowa15
secondcool-downperiodbetweenattempts.Failureto
followtheseinstructionscanburnoutthestartermotor.

Note:Y oumayneedtoattempttostarttheenginemultiple
timeswhenyoustartitforthersttimeafterthefuelsystem
hasbeenwithoutfuelcompletely.

Figure16

2.TurntheignitionkeytotheSTOPpositiontostopthe
engine.

UsingtheFuel-ShutoffValve

Thefuel-shutoffvalveislocatedundertheseat.Movethe
seatforwardtoaccessit.

Closethefuel-shutoffvalvefortransport,maintenance,and
storage.

Ensurethatthefuel-shutoffvalveisopenwhenstartingthe
engine.

19

Figure18

g027337

A B

C D

E

Figure19

StoppingtheEngine

CAUTION

Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethemachinewhileitis
unattended.

Alwaysremovetheignitionkeyandsettheparking
brakewhenleavingthemachineunattended,even
ifjustforafewminutes.

Lettheengineidleatslowthrottle(turtle)for60seconds
beforeturningtheignitionswitchoff.

Important:Makesurethatthefuelshutoffvalveis
closedbeforetransportingorstoringthemachine,as
fuelleakagemayoccur.Settheparkingbrakebefore
transporting.Makesuretoremovethekeyasthefuel
pumpmayrunandcausethebatterytolosecharge.

TheSafety-InterlockSystem

CAUTION

Ifsafety-interlockswitchesaredisconnectedor
damagedthemachinecouldoperateunexpectedly
causingpersonalinjury.

•Donottamperwiththeinterlockswitches.

•Checktheoperationoftheinterlockswitches
dailyandreplaceanydamagedswitchesbefore
operatingthemachine.

UnderstandingtheSafety-Interlock
System

Thesafety-interlocksystemisdesignedtopreventtheengine
fromstartingunless:

•Theparkingbrakeisengaged.

20

•Theblade-controlswitch(PTO)isdisengaged.

G009181

1

•Themotion-controlleversareintheNEUTRAL-LOCK

position

Thesafety-interlocksystemalsoisdesignedtostopthe
enginewhenyoumovethetractioncontrolsfromthelocked
positionwiththeparkingbrakeengagedorifyourisefrom
theseatwhenthePTOisengaged.

orreverse;theengineshouldstop.Repeatforother
motion-controllever.

5.Sitontheseat,disengagetheparkingbrake,movethe
blade-controlswitch(PTO)totheOFFposition,and
movethemotion-controlleverstoNEUTRAL-LOCK
position.Trystartingtheengine;theengineshould
notcrank.

Thehourmeterhassymbolstonotifytheuserwhenthe
interlockcomponentisinthecorrectposition.Whenthe
componentisinthecorrectposition,atrianglelightsupin
thecorrespondingsquare.

Figure20

1.Triangleslightupwhentheinterlockcomponentsareinthe
correctposition

TestingtheSafety-InterlockSystem

ServiceInterval:Beforeeachuseordaily

DrivingForwardorBackward

Thethrottlecontrolregulatestheenginespeedasmeasured
inrpm(revolutionsperminute).Placethethrottlecontrolin
theFASTpositionforbestperformance.Alwaysoperatein
thefullthrottlepositionwhenmowing.

CAUTION

Machinecanspinveryrapidly.Youmaylose
controlofmachineandinjureyourselfordamage
themachine.

•Usecautionwhenmakingturns.

•Slowthemachinedownbeforemakingsharp
turns.

UsingtheMotion-ControlLevers

Testthesafety-interlocksystembeforeyouusethemachine
eachtime.Ifthesafetysystemdoesnotoperateasdescribed
below,haveanAuthorizedServiceDealerrepairthesafety
systemimmediately.

1.Sitontheseat,engagetheparkingbrakeandmovethe
blade-controlswitch(PTO)totheONposition.Try
startingtheengine;theengineshouldnotcrank.

2.Sitontheseat,engagetheparkingbrakeandmovethe
blade-controlswitch(PTO)totheOFFposition.Move
eithermotion-controllever(outoftheNEUTRAL-LOCK
position).Trystartingtheengine;theengineshould
notcrank.Repeatfortheothercontrollever.

3.Sitontheseat,engagetheparkingbrake,movethe
blade-controlswitch(PTO)totheOFFposition,and
movethemotion-controlleverstotheNEUTRAL-LOCK
position.Starttheengine.Whiletheengineisrunning,
releasetheparkingbrake,engagetheblade-control
switch(PTO),andriseslightlyfromtheseat;theengine
shouldstop.

4.Sitontheseat,engagetheparkingbrake,movethe
blade-controlswitch(PTO)totheOFFposition,and
movethemotion-controlleverstoNEUTRAL-LOCK
position.Starttheengine.Whiletheengineisrunning,
centereithermotion-controlleverandmoveitforward

Figure21

1.Motion-control
lever—NEUTRAL-LOCK
position

2.Center,unlockedposition5.Frontofmachine

3.Forward

4.Backward

21

DrivingForward

G008952

G008953

DrivingBackward

Note:Theengineshutsoffifyoumovethetraction-control

leverswiththeparkingbrakeengaged.

Tostop,pullthemotion-controlleverstotheNEUTRAL
position.

1.Releasetheparkingbrake;refertoReleasingthe

ParkingBrake(page18).

2.Movetheleverstothecenter,unlockedposition.

3.Togoforward,slowlypushthemotion-controllevers
forward(Figure22).

1.Movetheleverstothecenter,unlockedposition.

2.Togobackward,slowlypullthemotion-controllevers
rearward(Figure23).

Figure23

Figure22

StoppingtheMachine

Tostopthemachine,movethemotion-controlleversto
neutralandthentotheNEUTRAL-LOCKposition,disengage
theblade-controlswitch(PTO),andturntheignitionkeyto
theOFFposition.

Settheparkingbrakewhenyouleavethemachine;referto

SettingtheParkingBrake(page18).Removethekeyfrom

theignitionswitch.

CAUTION

Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethemachinewhileitis
unattended.

Alwaysremovetheignitionkeyandsettheparking
brakewhenleavingthemachineunattended,even
ifjustforafewminutes.

AdjustingtheHeightofCut

UsingtheTransportLock

Thetransportlockhas2positions,andisusedwiththe
deck-liftpedal.ThereisaLOCKpositionandanUNLOCK

22